/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package controller;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import Pojo.*;
import javax.servlet.http.HttpSession;
import java.util.List;
import DAO.Util.*;
import com.sun.java.swing.plaf.windows.resources.windows;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.UIManager;
import javax.ws.rs.core.Response;
/**
 *
 * @author An
 */
@WebServlet(name = "Dangnhapcontroller", urlPatterns = {"/Dangnhapcontroller"})
public class Dangnhapcontroller extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
       response.setContentType("text/html;charset=UTF-8");
       request.setCharacterEncoding("UTF-8");
        PrintWriter out = response.getWriter();
        HttpSession session = request.getSession();
        try {
            String action = request.getParameter("Action");
            if(action.equals("Dangnhap")){
                String username = request.getParameter("username");
                String password = request.getParameter("password");
                List<Admin> admin = AdminDAO.LayThongTinAdminTheoUsernamePassword(username,password);
                if(admin.size()>0){
                    session.setAttribute("flag", 1);
                    for(int i=0;i<admin.size();i++)
                    {
                        Admin ad = admin.get(i);
                        session.setAttribute("username_", ad.getTenDangNhap());
                    }
                    session.setAttribute("login", 0);
                    request.getRequestDispatcher("/HomeAdmin.jsp").forward(request, response);
                }
                else
                {
                    session.setAttribute("login", 1);
                    request.getRequestDispatcher("/Home.jsp").forward(request, response);
                }
            }
        } finally {            
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
